PHYSICAL CHARACTERISTICS Gallium-66 ( 66Ga ) ▖Radioactive half-life: 9.4 h ▖Main types of radiation emitted: b+ and g Gallium-67 ( 67Ga ) ▖Radioactive half-life: 3.3 d ▖Main types of radiation emitted: e- and g Gallium-68 ( 68Ga ) ▖Radioactive half-life: 1.1 h ▖Main types of radiation emitted: b+ and g SOURCES OF EXPOSURE ▖66Ga and 68Ga: nuclear medicine (diagnosis) 68 Ga Gallium 67 Ga Gallium INTERNAL CONTAMINATION MEASUREMENT J Urine bioassay J Faeces bioassay J In vivo measurement Gallium 66 Ga Gallium EMERGENCY TREATMENT Deferoxamine PRESENTATION DESFERAL® 500 mg. Powder and solvent for injectable solution. DOSAGE IV administration by continuous infusion at the recommended rate of 15 mg/kg/h, for 4-6 h. The total IV dose must not exceed 80 mg/kg/24 h. This medication can be used for adults and children. When used in children, their growth and weight shall be checked regularly. CONTRAINDICATIONS ▖Pregnancy. ▖Severe renal impairment. IRSN-INRS radionuclide sheet: Radiation protection: Radionuclides. Gallium-67 ( irsn.fr). to find more EXPOSURE RISK ▖Irradiation +++ ▖External contamination +++ ▖Internal contamination +++ french-nuclear-safety.fr/dosimetric-references DOSE COEFFICIENT REFERENCE Effective committed dose per becquerel incorporated, taken from the Order mentioned in Article R. 1333-24 of the Public Health Code: RADIONUCLIDE HANDBOOK • Emergency treatment of internal contamination RH 21
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